<nz-switch [(ngModel)]="${1}" name="${1}" [nzCheckedChildren]="checkedTemplate" [nzUnCheckedChildren]="unCheckedTemplate">
  <ng-template #checkedTemplate><i class="anticon anticon-${2:check}"></i></ng-template>
  <ng-template #unCheckedTemplate><i class="anticon anticon-${3:cross}"></i></ng-template>
</nz-switch>
$0